Apochromatic Refractors
An apochromatic refractor is a premium type of refracting telescope designed for enthusiasts and professionals who demand the highest quality optical performance. By effectively correcting chromatic and spherical aberrations, APO refractors provide sharp, clear, and color-accurate images. While they come at a higher cost, their exceptional performance in both visual observation and astrophotography makes them a preferred choice among serious astronomers.
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Askar 103APO 103mm F/6.8 Triplet Refractor Telescope (103APO)
Askar 103APO 103mm F/6.8 Triplet Refractor Telescope After a long preparation, we launch the new Askar 103APO, dedicated to enabling more amateurs ...
View full detailsSharpStar 61EDPH III Triplet APO Refractor (61EDPHIII)
SharpStar 61EDPH III Triplet APO Refractor Telescope The new 61EDPH Ⅲ still has high-quality optical standards like before and adopts a triplet air...
View full detailsWilliam Optics Redcat 51 WIFD F/4.9 Petzval Refractor (L-RC51RDIII-WIFD)
William Optics Redcat 51 WIFD F/4.9 Petzval Refractor As seen on the RedCat 61 series, the patented William Optics Internal Focus Design (WIFD) mak...
View full detailsAskar FRA400 72mm F/5.6 Quintuplet APO (FRA400)
5.0 / 5.0
1 Review
Askar FRA400 72mm F/5.6 Quintuplet APO Welcome to use brand new ASKAR FRA series! The FRA, which stands for “FLATFIELD REFRACTIVE ASTRAGRAPH”, is ...
View full detailsAskar FRA300 Pro f/5 Quintuplet Astrograph (FRA300)
Askar FRA300 Pro F/5 Quintuplet Astrograph Since their inception,Askar FRA series short focal ratio astrograph have been very well received by astr...
View full detailsAskar NEW 71F Flat-Field Refractor (71F)
Askar NEW 71F Flat-Field Refractor Lightweight, compact, affordable, quadruplet flat-field Astrograph which can be used for visual observing and as...
View full detailsZWO FF65-APO 65mm Refractor (FF65-APO)
5.0 / 5.0
1 Review
ZWO FF65-APO 65mm Refractor The ZWO FF65 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expens...
View full detailsSharpStar 50EDPH Triplet APO Refractor (50EDPH)
5.0 / 5.0
2 Reviews
SharpStar 50EDPH Triplet APO Refractor with new tube rings! The Sharpstar 50EDPH is an OTA with a 50mm aperture, 275mm focal length, and f/5.5 nati...
View full detailsWilliam Optics NEW MiniCat 51 f/3.5 WIFD (T-C-MINI-RD)
William Optics NEW MiniCat 51 f/3.5 WIFD Designed for photography enthusiasts who love wide-angle views. Its standout feature is an ultra-bright f/...
View full detailsAskar 120APO 120mm F/7 Triplet Refractor Telescope (120APO)
5.0 / 5.0
1 Review
Askar 120APO 120mm F/7 Triplet Refractor Telescope The aperture of 120mm gives it an inherent advantage in terms of light-gathering power, resolut...
View full detailsZWO FF80-APO 80mm Refractor (FF80-APO)
ZWO FF80-APO The ZWO FF80 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expensive cost of a fi...
View full detailsSvbony SV503 70mm ED F/6 Refractor (F9359A)
5.0 / 5.0
2 Reviews
Svbony SV503 70mm ED F/6 Astronomy Photography Telescope Multi-function OTA: suitable for shooting sun and moon, landscape scenery, deep space phot...
View full detailsAskar 65PHQ F/6.4 Quintuplet Astrograph (65PHQ)
Askar 65PHQ Astrograph 65PHQ is a flatfield astrograph newly launched after 80PHQ, 107PHQ, and 130PHQ. Instead of buying extra flatteners, calcula...
View full detailsAskar FRA500 90mm f/5.6 Quintuplet APO (FRA500)
Askar FRA500 90mm f/5.6 Quintuplet APO Flat-Field Sharpstar Optics introduces Askar FRA500 astrograph, which is the youngest among the well-known ...
View full detailsAskar 107PHQ F/7 Quadruplet Astrograph (107PHQ)
5.0 / 5.0
1 Review
Askar 107PHQ Astrograph As the first long-focal-ratio Flatfield astrograph from Askar, 107PHQ is born with a special mission: whether you are just ...
View full detailsSky-Watcher Esprit 100mm ED Triplet APO (S11410)
5.0 / 5.0
2 Reviews
Sky-Watcher Esprit 100mm Designed with the discerning astrophotographer in mind, Sky-Watcher’s top-of-the-line Esprit refractors deliver the kin...
View full detailsAskar 140APO 140mm f/7 Triplet Refractor Telescope (140APO)
Askar 140 APO 140mm f/7 Triplet Refractor Telescope The Askar 140APO is an OTA with a 140mm aperture, 980mm focal length, and f/7 native focal rati...
View full detailsSVBONY SV550 APO Refractor Triplet 122mm F/7 (F9381C)
4.0 / 5.0
1 Review
SVBONY SV550 APO Refractor Triplet 122mm F7 The SV550 APO triplet refractor is a compact refractor with 122mm aperture, f/7 focal ratio and 854mm f...
View full detailsTakahashi FOA-60Q Ortho Apochromatic Refractor (TFA06100)
Takahashi FOA-60Q Ortho Apochromatic Refractor The FOA-60 is a new compact apochromatic fluorite doublet refractor from Takahashi. The telescope f...
View full detailsAskar New V Exchangeable 60/80mm Astrograph System (V)
Askar V Exchangeable 60/80mm Astrograph System Askar V is a newly launched product concerning our customers’ needs. It comes out with a big innovat...
View full detailsAskar 80PHQ F/7.5 Quadruplet Astrograph (80PHQ)
Askar 80PHQ Astrograph Askar introduces the brand-new 80PHQ refractive astrograph. And it’s the second long-focal-ratio astrograph from the PHQ- f...
View full detailsWilliam Optics ZenithStar 73 III Doublet f/5.9
5.0 / 5.0
1 Review
William Optics ZenithStar 73 III Doublet f/5.9 Technical Specifications Aperture: 73 mm (2.75") Focal Length: 430 mm Focal Ratio: f/5.9 G...
View full detailsTakahashi FSQ-106EDX4 Quad APO f/5.0 (TQE10630)
Takahashi FSQ-106EDX4 Quad APO f/5.0 The Takahashi FSQ-106EDX4 is a redesign of the popular FSQ-106 and is a superior flat-field super quadruplet r...
View full detailsWilliam Optics RedCat 71 f/4.9 APO with WIFD (T-C-71RDII)
William Optics RedCat 71 f/4.9 APO with WIFD The RedCat series is one of the most popular lines of compact refractors on the market and it is easy ...
View full detailsAskar 185APO 185mm f/7 Triplet Refractor Telescope (185APO)
Askar 185APO 185mm f/7 Triplet Refractor Telescope The Askar 185APO is an OTA with a 185mm aperture,1295mm focal length, and f/7 native focal ratio...
View full detailsAskar 151PHQ f/7 Quadruplet Air-Spaced Astrograph (151PHQ)
Askar 151PHQ f/7 Quadruplet air-spaced Astrograph 151PHQ is a long-focal-ratio, flatfield astrograph newly launched after 130PHQ and also the big...
View full detailsTakahashi TOA-130NFB Triplet APO f/7.7 (TOK13310)
Takahashi TOA-130NFB Triplet APO f/7.7 The TOA series is a member of Takahashi’s line of triplet refractors. In the TOA design, three lens element...
View full detailsSVBONY SV550 Telescope 80mm Triplet APO OTA Refractor for Astronomy (F9381A)
SVBONY SV550 Telescope 80mm Triplet APO OTA Refractor for Astronomy The SV550 APO Triplet refractor with 80mm aperture and fast f/6 focal ratio, is...
View full detailsWilliam Optics ZenithStar 81 Doublet APO f/6.9
5.0 / 5.0
1 Review
William Optics ZenithStar 81 Doublet APO f/6.9 Technical Specifications Aperture: 81mm Focal Length: 559mm Focal Ratio: f/6.9 Focu...
View full detailsWilliam Optics Fluorostar 91 f/5.9 Triplet Refractor (FLT-91)
William Optics Fluorostar 91 The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a mid...
View full detailsSVBONY NEW SV555 243mm f/4.5 Astrograph with EAF Mount Kit (F9395A)
SVBONY SV555 243mm f/4.5 Astrograph with EAF Mount Kit Increased image quality; SV555 54mm f/4.5 APO astrograph consists of a 3-group 5-piece petz...
View full detailsTakahashi FCT-65D Triplet Refractor (TCK06510)
Takahashi FCT-65D Triplet Refractor Takahashi FCT-65D, Fluorite Triplet refractor. 65mm Aperture, 400 mm focal length, f/6.2. 95mm body, shaped to ...
View full detailsTele Vue TV-85 White Used (WXO-3372-U)
Tele Vue TV-85 White Used In good condition! 85mm, f/7, APO (Doublet) Refractor. With APO performance and airline portability, the Tele Vue-85 has ...
View full detailsWilliam Optics Spacecat 51 WIFD (L-RC51SGIII)
William Optics Spacecat 51 WIFD Experience the Elegance of the Universe with the William Optics Spacecat 51 WIFD Telescope Unlock the secrets of t...
View full detailsAskar FMA 135mm APO Lens (FMA135)
5.0 / 5.0
1 Review
Askar FMA 135mm APO Lens As its name indicates, FMA135 was born with a primary mirror plus a flattener. The primary mirror features an APO triplet ...
View full detailsWilliam Optics Pleiades 68 APO F/3.8 WIFD (T-P-68BU)
William Optics Pleiades 68 APO F/3.8 WIFD Pleiades 68, 7-element imaging APO, F/3.8 WIFD. Comes with soft carry bag, dovetail, handle bar, M48 and ...
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